| As Of | Filing | | Doc. | | Page | | Title | Docs. |
|---|
| | |  |
| 4/16/24 |  | 10-K | | | | 1 | | Business | 2 |
| | | | | | 1 | | Certain Relationships and Related Transactions, and Director Independence | 2 |
| | | | | | 1 | | Changes in and Disagreements With Accountants on Accounting and Financial Disclosure | 2 |
| 8/21/23 | | 10-Q | | | | 1 | | Consolidated Balance Sheets as of June 30, 2023 (Unaudited) and December 31, 2022 | 1 |
| 5/22/23 | | 10-Q | | | | 1 | | Consolidated Balance Sheets as of March 31, 2023 (Unaudited) and December 31, 2022 | 1 |
| 11/20/23 | | 10-Q | | | | 1 | | Consolidated Balance Sheets as of September 30, 2023 (Unaudited) and December 31, 2022 | 1 |
| 4/16/24 | | 10-K | | | | 1 | | Controls and Procedures | 5 |
| 11/20/23 | | 10-Q | | | | 1 | | Defaults upon Senior Securities | 3 |
| 4/16/24 | | 10-K | | | | 1 | | Directors, Executive Officers and Corporate Governance | 2 |
| | | | | | 1 | | Executive Compensation | 2 |
| | | | | | 1 | | Exhibits | 5 |
| 11/20/23 | | 10-Q | | | | 1 | | Financial Information | 3 |
| 4/16/24 | | 10-K | | | | 1 | | Financial Statements | 5 |
| | | | | | 1 | | Legal Proceedings | 5 |
| | | | | | 1 | | Management's Discussion and Analysis of Financial Condition and Results of Operations | 5 |
| | | | | | 1 | | Market for Registrant's Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities | 2 |
| | | | | | 1 | | Mine Safety Disclosure | 2 |
| 11/20/23 | | 10-Q | | | | 1 | | Mine Safety Disclosures | 3 |
| 8/21/23 | | 10-Q | | | | 1 | | Notes to Unaudited Consolidated Financial Statements June 30, 2023 | 1 |
| 5/22/23 | | 10-Q | | | | 1 | | Notes to Unaudited Consolidated Financial Statements March 31, 2023 | 1 |
| 11/20/23 | | 10-Q | | | | 1 | | Notes to Unaudited Consolidated Financial Statements September 30, 2023 | 1 |
| 4/16/24 | | 10-K | | | | 1 | | Other Information | 5 |
| | | | | | 1 | | Part I | 2 |
| 11/20/23 | | 10-Q | | | | 1 | | Part I. -- Financial Information | 3 |
| 4/16/24 | | 10-K | | | | 1 | | Part Ii | 2 |
| 11/20/23 | | 10-Q | | | | 1 | | Part Ii -- Other Information | 3 |
| 4/16/24 | | 10-K | | | | 1 | | Part Iii | 2 |
| | | | | | 1 | | Principal Accountant Fees and Services | 2 |
| | | | | | 1 | | Properties | 2 |
| | | | | | 1 | | Quantitative and Qualitative Disclosures About Market Risk | 5 |
| | | | | | 1 | | Risk Factors | 5 |
| | | | | | 1 | | Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters | 2 |
| | | | | | 1 | | Selected Financial Data | 2 |
| | | | | | 1 | | Signatures | 2 |
| 11/20/23 | | 10-Q | | | | 1 | | Unaudited Consolidated Statement of Changes in Stockholders' Equity for the nine months ended September 30, 2023 and 2022 | 1 |
| 8/21/23 | | 10-Q | | | | 1 | | Unaudited Consolidated Statement of Changes in Stockholders' Equity for the six months ended June 30, 2023 and 2022 | 1 |
| 5/22/23 | | 10-Q | | | | 1 | | Unaudited Consolidated Statement of Changes in Stockholders' Equity for the three months ended March 31, 2023 and 2022 | 1 |
| 11/20/23 | | 10-Q | | | | 1 | | Unaudited Consolidated Statements of Cash Flows for the nine months ended September 30, 2023 and 2022 | 1 |
| 8/21/23 | | 10-Q | | | | 1 | | Unaudited Consolidated Statements of Cash Flows for the six months ended June 30, 2022 and 2021 | 1 |
| 5/22/23 | | 10-Q | | | | 1 | | Unaudited Consolidated Statements of Cash Flows for the three months ended March 31, 2022 and 2021 | 1 |
| 11/20/23 | | 10-Q | | | | 1 | | Unaudited Consolidated Statements of Operations and Comprehensive Loss for the three and nine months ended September 30, 2023 and 2022 | 1 |
| 8/21/23 | | 10-Q | | | | 1 | | Unaudited Consolidated Statements of Operations and Comprehensive Loss for the three and six months ended June 30, 2023 and 2022 | 1 |
| 5/22/23 | | 10-Q | | | | 1 | | Unaudited Consolidated Statements of Operations and Comprehensive Loss for the three months ended March 31, 2023 and 2022 | 1 |
| 11/20/23 | | 10-Q | | | | 1 | | Unregistered Sales of Equity Securities and Use of Proceeds | 3 |
| 4/16/24 | | 10-K | | | | 1 | | Unresolved Staff Comments | 2 |
